public ArrayList<User> initialAdminList() {

    ArrayList<User> adminList = new ArrayList<User>();

    try {
      br = new BufferedReader(new FileReader("data/admin.txt"));
      while ((line = br.readLine()) != null) {
        String[] split = line.split(" ");
        Admin newAdmin = new Admin();
        newAdmin.setId(split[0]);
        newAdmin.setName(null);
        newAdmin.setPassword(split[1]);
        newAdmin.setType("admin");
        adminList.add(newAdmin);
      }
    } catch (IOException ex) {
      ex.printStackTrace();
    }

    return adminList;
  }